Top Definition
Cumulonimbus clouds which are dark, or seemingly black in color; usually these clouds are inclined to produce some sort of percipitation.
Liz: Damn look at those nigga clouds!
Kass: Yep, it looks like its gunna rain!
by VandieKass September 23, 2007
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×